Re: [osol-discuss] Revenge of the Unkillable Process

2007-03-12 Thread Jerry Jelinek
Ben Rockwood wrote: I brought up a similar issue some time back (http://www.opensolaris.org/jive/thread.jspa?threadID=20355) which pertained to ligHTTPd. A fix on that issue has been integrated into snv_57, however, I'm seeing a similar situation with other applications include Mongrel and Ap

Re: [osol-discuss] Revenge of the Unkillable Process

2007-03-10 Thread Matt Ingenthron
Hi Ben, I don't have any specifics based on the data you sent in the last email, but I can probably help with the pathology here. The sendfilv() issue had to do with signal handling. The kernel implementation of that syscall was set up to handle signals, but when a signal was ultimately gen

Re: [osol-discuss] Revenge of the Unkillable Process

2007-03-10 Thread Chad Mynhier
On 3/10/07, Ben Rockwood <[EMAIL PROTECTED]> wrote: The big pictures issue for me is still the basic: why can a process end up in this state? and why can't I do something about it other than reboot? The thing to note here is that there are some threads that signals can't be delivered to. (Th

Re: [osol-discuss] Revenge of the Unkillable Process

2007-03-10 Thread Richard Lowe
Ben Rockwood wrote: Dennis Clarke wrote: Ben, I'm reading this and calling up Cory Omand also who is the resident Apache2 guru here at Blastwave. We know that the worker model has been tweaked here to cooincide with work from the CoolStack. I am sure that Stefan Teleman will also have some ins

Re: [osol-discuss] Revenge of the Unkillable Process

2007-03-10 Thread Ben Rockwood
Dennis Clarke wrote: Ben, I'm reading this and calling up Cory Omand also who is the resident Apache2 guru here at Blastwave. We know that the worker model has been tweaked here to cooincide with work from the CoolStack. I am sure that Stefan Teleman will also have some insights. Regardless of

Re: [osol-discuss] Revenge of the Unkillable Process

2007-03-09 Thread Mike Kupfer
Pretty much every time I run into an unkillable process, it's stuck somewhere deep in the kernel, either waiting for a lock or waiting in cv_wait() (rather than cv_wait_sig()). To get the kernel stack, try 0t::pid2proc | ::walk thread | ::findstack mike __

Re: [osol-discuss] Revenge of the Unkillable Process

2007-03-09 Thread Dennis Clarke
Ben, I'm reading this and calling up Cory Omand also who is the resident Apache2 guru here at Blastwave. We know that the worker model has been tweaked here to cooincide with work from the CoolStack. I am sure that Stefan Teleman will also have some insights. Regardless of what Apache may be do

[osol-discuss] Revenge of the Unkillable Process

2007-03-09 Thread Ben Rockwood
I brought up a similar issue some time back (http://www.opensolaris.org/jive/thread.jspa?threadID=20355) which pertained to ligHTTPd. A fix on that issue has been integrated into snv_57, however, I'm seeing a similar situation with other applications include Mongrel and Apache and uncertain as